86266 has 4 divisors (see below), whose sum is σ = 129402. Its totient is φ = 43132.

The previous prime is 86263. The next prime is 86269. The reversal of 86266 is 66268.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (86263) and next prime (86269).

It can be written as a sum of positive squares in only one way, i.e., 81225 + 5041 = 285^2 + 71^2 .

It is a zygodrome in base 4.

It is not an unprimeable number, because it can be changed into a prime (86263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21565 + ... + 21568.

2⁸⁶²⁶⁶ is an apocalyptic number.

86266 is a deficient number, since it is larger than the sum of its proper divisors (43136).

86266 is a wasteful number, since it uses less digits than its factorization.

86266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43135.

The product of its digits is 3456, while the sum is 28.

The square root of 86266 is about 293.7107420576. The cubic root of 86266 is about 44.1855115184.

The spelling of 86266 in words is "eighty-six thousand, two hundred sixty-six".